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Answer to Question #102597 in Java | JSP | JSF for mlk
Question #102597
Use regular expressions to describe all integer constants in Java. Java integer
constants can be in decimal, octal or hexadecimal notation. Octal constants are
made of a leading zero followed by digits from 0 to 7. Hexadecimal constants have
a prefix “0x” or “0X” followed by characters which are either digits or letters
from A to F, lower or upper case.
constants can be in decimal, octal or hexadecimal notation. Octal constants are
made of a leading zero followed by digits from 0 to 7. Hexadecimal constants have
a prefix “0x” or “0X” followed by characters which are either digits or letters
from A to F, lower or upper case.
Expert's answer
Regular expression -
It is used in the java to find the matching support.
The required regular expression is given below
^[0-9A-Fa-fxX]*$
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